CN217504906U - Pump station lift water level measurement system - Google Patents
Pump station lift water level measurement system Download PDFInfo
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- CN217504906U CN217504906U CN202221509652.4U CN202221509652U CN217504906U CN 217504906 U CN217504906 U CN 217504906U CN 202221509652 U CN202221509652 U CN 202221509652U CN 217504906 U CN217504906 U CN 217504906U
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- water level
- pipeline
- way valve
- level observation
- observation ruler
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Abstract
The utility model relates to a pump station lift measures technical field, especially relates to a pump station lift water level measurement system. The device comprises a standing water level observation ruler and a standing water level observation ruler which are vertically arranged respectively, wherein the standing water level observation ruler and the standing water level observation ruler are connected with a differential pressure transmitter through a first pipeline respectively, a first pressure transmitter is arranged on the first pipeline between the standing water level observation ruler and the differential pressure transmitter, a first three-way valve is arranged on the first pipeline between the standing water level observation ruler and the first pressure transmitter, the other end of the first three-way valve is communicated with the standing water level through a second pipeline, and a first communication valve is arranged at the end part of the second pipeline. The sensor is convenient to install and use, is not influenced by external factors such as temperature, humidity, sediment impurities, waves and the like, greatly improves the measurement precision of the sensor, fundamentally avoids uncertainty caused by the external factors, enables the measured lift to be accurate, greatly reduces errors, does not need frequent calibration, and solves the problems in the prior art.
Description
Technical Field
The utility model relates to a pump station lift measures technical field, especially relates to a pump station lift water level measurement system.
Background
At present, automatic data acquisition is realized in pump station hydraulic engineering observation, automatic data acquisition is realized through a liquid level sensor in water level measurement, and water level data is used as basic data of a hydraulic automatic monitoring system, plays a vital role in the safety of pump station engineering, and provides important data support for safe and efficient operation and unified scheduling of pump station engineering.
The hydraulic engineering common instruments are divided according to the working principle and mainly comprise six types, namely a water gauge, a pressure type water level gauge, a bubble type water level gauge, an ultrasonic water level gauge, a radar water level gauge, a float type water level gauge and the like. However, these six types all have disadvantages: the water gauge needs to have certain installation conditions, observation is carried out in a visual range, real-time monitoring cannot be realized, and data cannot be automatically acquired; the pressure type water level gauge and the bubble type water level gauge are greatly influenced by water temperature and sediment impurities, have poor stability and need to be used in a low-sand water area with little change of sand content; the ultrasonic water level gauge and the radar water level gauge are greatly influenced by air temperature and humidity, water surface sundries and waves; the float-type water level meter is easy to lose efficacy due to siltation of the water level well, and is only suitable for water areas with undetermined riverbeds.
The sensors of the water level gauge need to be uniformly calibrated along with the prolonging of service life in the using process so as to be put into use. Especially in pump station lift measurement, all be through two sensors of installation under standing up, both receive external factors influence such as humiture, silt impurity, wave great, its error and uncertainty concentrate the accumulation on the lift, lead to the lift measurement inaccurate, the error is great, needs frequent rate etc..
SUMMERY OF THE UTILITY MODEL
The utility model provides a pump station lift water level measurement system, its structural design is reasonable, installation convenient to use, its sensor do not receive external factors influence such as humiture, silt impurity, wave, has improved the measurement accuracy of sensor greatly, and fundamentally has avoidd the uncertainty that external factor caused, makes the measured lift accurate, and the error that significantly reduces need not frequent calibration, has solved the problem that exists among the prior art.
The utility model discloses a solve the technical scheme that one of above-mentioned technical problem adopted and be:
a pump station lift water level measuring system comprises a lower water level observation ruler and an upper water level observation ruler which are vertically arranged respectively, wherein the lower water level observation ruler and the upper water level observation ruler are connected with a differential pressure transmitter through a first pipeline respectively; and a second pressure transmitter is arranged on a first pipeline between the on-station water level observation ruler and the differential pressure transmitter, a second three-way valve is arranged on the first pipeline between the on-station water level observation ruler and the first pressure transmitter, the other end of the second three-way valve is communicated with the on-station water level through a third pipeline, and a second communicating valve is arranged at the end part of the third pipeline.
Preferably, the system further comprises a first filtering purifier arranged on the second pipeline, and a second filtering purifier arranged on the third pipeline.
Preferably, the water purifier further comprises a water draining mechanism, the water draining mechanism comprises a fourth pipeline connected with the first filtering purifier, a third three-way valve is arranged at the end part of the fourth pipeline, one end of the third three-way valve is connected on the first pipeline in parallel through a fifth pipeline, and the other end of the third three-way valve is communicated with the first water collecting tank through a sixth pipeline; the second filtering purifier is communicated with a fourth three-way valve through a seventh pipeline, one end of the fourth three-way valve is connected on the first pipeline in parallel through an eighth pipeline, and the other end of the fourth three-way valve is communicated with the second water collecting tank through a ninth pipeline.
The beneficial effects of the utility model are embodied in:
the above structure is adopted in the utility model, structural design is reasonable, and simple to operate can carry out effective fixed with test equipment, avoids it to rock along with the vibration that the water pump produced, prevents to take place resonance with the water pump to improve the measuring precision, improve the validity of surveying ferry-boat value, make the water pump in time maintain, prolong the life of water pump.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or components are generally identified by like reference numerals. In the drawings, elements or components are not necessarily drawn to scale.
Fig. 1 is a schematic view of a three-dimensional structure of a tensioning mechanism of the present invention.
In the figure, 1, a water level observation ruler is arranged under a station; 2. standing water level observation ruler; 3. a first pipeline; 4. a differential pressure transmitter; 5. a first pressure transmitter; 6. a first three-way valve; 7. a second pipeline; 8. standing water level; 9. a first communication valve; 10. a second pressure transmitter; 11. a second three-way valve; 12. a third pipeline; 13. standing water level; 14. a second communicating valve; 15. a first filtration purifier; 16. a second filtration purifier; 17. a fourth pipeline; 18. a third three-way valve; 19. a fifth pipeline; 20. a sixth pipeline; 21. a first water collection tank; 22. a seventh pipeline; 23. a fourth three-way valve; 24. an eighth pipeline; 25. a ninth conduit; 26. a second water collection tank.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic diagrams for more clearly explaining the technical solution of the present invention, and only illustrate the basic structure of the present invention in a schematic way, but not limit the protection scope of the present invention.
As shown in the figure, a pump station lift water level measuring system comprises a station water level observation ruler 1 and a station water level observation ruler 2 which are vertically arranged respectively, wherein the station water level observation ruler 1 and the station water level observation ruler 2 are connected with a differential pressure transmitter 4 through a first pipeline 3 respectively, a first pressure transmitter 5 is arranged on the first pipeline 3 between the station water level observation ruler 1 and the differential pressure transmitter 4, a first three-way valve 6 is arranged on the first pipeline 3 between the station water level observation ruler 1 and the first pressure transmitter 5, the other end of the first three-way valve 6 is communicated with a station water level 8 through a second pipeline 7, and a first communication valve 9 is arranged at the end part of the second pipeline 7; a second pressure transmitter 10 is arranged on the first pipeline 3 between the on-station water level observation ruler 2 and the differential pressure transmitter 4, a second three-way valve 11 is arranged on the first pipeline 3 between the on-station water level observation ruler 2 and the first pressure transmitter 5, the other end of the second three-way valve 11 is communicated with an on-station water level 13 through a third pipeline 12, and a second communicating valve 14 is arranged at the end part of the third pipeline 12.
Preferably, a first filter purifier 15 is arranged on the second pipeline 7, and a second filter purifier 16 is arranged on the third pipeline 12. The first filtering purifier 15 and the second filtering purifier 16 have a filtering effect on the entering water on one hand, so that silt is prevented from entering the station water level observation ruler 1 through the first three-way valve 6, and silt is prevented from entering the station upper water level observation ruler 2 through the second three-way valve 14; on the other hand, the damping effect on hydrodynamic energy is achieved, and the influence of generated waves on measurement data is prevented.
Preferably, the system further comprises a drainage mechanism, the drainage mechanism comprises a fourth pipeline 17 connected with the first filtering purifier 15, a third three-way valve 18 is arranged at the end of the fourth pipeline 17, one end of the third three-way valve 18 is connected in parallel to the first pipeline 3 through a fifth pipeline 19, and the other end of the third three-way valve 18 is communicated with the first water collecting tank 21 through a sixth pipeline 20; the second filter purifier 16 is connected to a fourth three-way valve 23 via a seventh pipeline 22, one end of the fourth three-way valve 23 is connected to the first pipeline 3 in parallel via an eighth pipeline 24, and the other end of the fourth three-way valve 23 is connected to a second water collecting tank 26 via a ninth pipeline 25. In order to prevent the filter purification device from being clogged, the first communication valve 9 and the second communication valve 14 are closed, the third three-way valve 18 and the fourth three-way valve 23 are opened, the first filter purifier 15 is discharged into the first water collecting tank 21 through the fourth pipeline 17, and the water in the standing water level observation ruler 1 is discharged into the first water collecting tank 21 through the first pipeline 3 and the fifth pipeline 19; at the same time, the second filter purifier 16 is discharged into the second water collection tank 26 through the ninth pipe 25, and the water in the standing water level observation ruler 2 is discharged into the second water collection tank 26 through the first pipe 3 together with the eighth pipe 24.
When the system is used, the first communicating valve 9 and the second communicating valve 14 are opened, water at the station water level 8 enters the second pipeline 7 through the first communicating valve 9, the water stably enters the station water level observation ruler 1 through the first three-way valve 6 under the filtering and damping action of the first filtering purifier 15, the height of the station water level is read through the station water level observation ruler 1 at the moment according to the principle of the communicating device, and the measured station water level height data is transmitted to the control device through the first pressure transmitter 5. Similarly, the water of the station water level 13 enters the third pipeline 12 through the second communicating valve 14, and through the filtering and damping effects of the second filtering purifier 16, the water stably enters the station water level observation ruler 2 through the second three-way valve 11, and according to the principle of the communicating vessel, the height of the station water level is read through the station water level observation ruler 2, and the measured station water level height data is transmitted to the control device by the second pressure transmitter 10. In the water flow without flow velocity, the differential pressure transmitter 5 directly obtains the pump station lift. The sensor is convenient to install and use, is not influenced by external factors such as temperature, humidity, sediment impurities, waves and the like, greatly improves the measurement precision of the sensor, fundamentally avoids uncertainty caused by the external factors, enables the measured lift to be accurate, greatly reduces errors, does not need frequent calibration, and solves the problems in the prior art.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification; to those skilled in the art, any alternative improvements or changes made to the embodiments of the present invention are all within the scope of the present invention.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Claims (3)
1. The utility model provides a pump station lift water level measurement system which characterized in that: the system comprises a lower water level observation ruler and an upper water level observation ruler which are vertically arranged respectively, wherein the lower water level observation ruler and the upper water level observation ruler are connected with a differential pressure transmitter through a first pipeline respectively; and a second pressure transmitter is arranged on a first pipeline between the on-station water level observation ruler and the differential pressure transmitter, a second three-way valve is arranged on the first pipeline between the on-station water level observation ruler and the first pressure transmitter, the other end of the second three-way valve is communicated with the on-station water level through a third pipeline, and a second communicating valve is arranged at the end part of the third pipeline.
2. The pump station lift water level measurement system of claim 1, characterized in that: the device also comprises a first filtering purifier arranged on the second pipeline, and a second filtering purifier is arranged on the third pipeline.
3. The pump station lift water level measurement system of claim 2, characterized in that: the water purifier is characterized by further comprising a water drainage mechanism, wherein the water drainage mechanism comprises a fourth pipeline connected with the first filtering purifier, a third three-way valve is arranged at the end part of the fourth pipeline, one end of the third three-way valve is connected on the first pipeline in parallel through a fifth pipeline, and the other end of the third three-way valve is communicated with the first water collecting tank through a sixth pipeline; the second filtering purifier is communicated with a fourth three-way valve through a seventh pipeline, one end of the fourth three-way valve is connected on the first pipeline in parallel through an eighth pipeline, and the other end of the fourth three-way valve is communicated with the second water collecting tank through a ninth pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221509652.4U CN217504906U (en) | 2022-06-16 | 2022-06-16 | Pump station lift water level measurement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221509652.4U CN217504906U (en) | 2022-06-16 | 2022-06-16 | Pump station lift water level measurement system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217504906U true CN217504906U (en) | 2022-09-27 |
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ID=83359321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221509652.4U Active CN217504906U (en) | 2022-06-16 | 2022-06-16 | Pump station lift water level measurement system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217504906U (en) |
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2022
- 2022-06-16 CN CN202221509652.4U patent/CN217504906U/en active Active
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